diff --git a/test/jdk/ProblemList-zgc.txt b/test/jdk/ProblemList-zgc.txt
index a877944450d..0cc1034440e 100644
--- a/test/jdk/ProblemList-zgc.txt
+++ b/test/jdk/ProblemList-zgc.txt
@@ -28,5 +28,3 @@
 #############################################################################
 
 jdk/internal/vm/Continuation/Fuzz.java#default 8298058 generic-x64
-java/lang/Thread/virtual/stress/Skynet.java#id0 8298894 macosx-x64
-java/lang/Thread/virtual/stress/Skynet.java#id1 8298894 macosx-x64
diff --git a/test/jdk/java/lang/Thread/virtual/stress/Skynet.java b/test/jdk/java/lang/Thread/virtual/stress/Skynet.java
index 82bba078509..ed21adfecab 100644
--- a/test/jdk/java/lang/Thread/virtual/stress/Skynet.java
+++ b/test/jdk/java/lang/Thread/virtual/stress/Skynet.java
@@ -26,7 +26,7 @@
  * @summary Stress test virtual threads with a variation of the Skynet 1M benchmark
  * @requires vm.continuations
  * @enablePreview
- * @run main/othervm/timeout=300 Skynet
+ * @run main/othervm/timeout=300 -Xmx1g Skynet
  */
 
 /*
@@ -35,7 +35,7 @@
  * @requires vm.gc.Z
  * @enablePreview
  * @run main/othervm/timeout=300 -XX:+UnlockDiagnosticVMOptions
- *     -XX:+ZVerifyViews -XX:ZCollectionInterval=0.01 Skynet
+ *     -XX:+ZVerifyViews -XX:ZCollectionInterval=0.01 -Xmx1g Skynet
  */
 
 import java.util.concurrent.BlockingQueue;